package me.support.config;

import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.SneakyThrows;
import me.support.model.CommonResult;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

/**
 * @author felix
 * @date 2022/1/9/0009
 */

@RestControllerAdvice
public class ResponseAdvice implements ResponseBodyAdvice<Object> {
    @Autowired
    private ObjectMapper objectMapper;

    @Override
    public boolean supports(MethodParameter returnType, Class converterType) {
        return true;
    }

    @SneakyThrows
    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType, Class selectedConverterType, ServerHttpRequest request, ServerHttpResponse response) {
        if (body instanceof String) return objectMapper.writeValueAsString(CommonResult.success(body));
        if (body instanceof CommonResult) return body;
        return CommonResult.success(body);
    }
}
